codegen.config.ts

import { defineConfig } from "@eddeee888/gcg-typescript-resolver-files";
import type { CodegenConfig } from "@graphql-codegen/cli";

const generatedPrefix = `
// biome-ignore

/**
 * This file was automatically generated by 'graphql-codegen'.
 * Please do not edit this file directly.
 * To regenerate this file, run \`pnpm generate:gql\`
 */
`;

const generatedPrefixGraphQL = `
"""
This file was automatically generated by 'graphql-codegen'.
Please do not edit this file directly.
To regenerate this file, run \`npm run generate:gql\`
"""
`;

const config: CodegenConfig = {
	schema: "src/graphql/**/schema.graphql",
	emitLegacyCommonJSImports: false,
	hooks: {
		afterAllFileWrite: ["pnpm exec biome check --apply"],
	},
	ignoreNoDocuments: true,
	generates: {
		/**
		 * Generate typed document nodes for operations that are used for
		 * integration tests. Unfortunately, we can't use the same preset as
		 * for the unit tests because the integration tests require the queries to
		 * be passed as strings.
		 */
		"src/graphql/test-clients/integration/": {
			/* Only generate documents for integration tests */
			documents: [
				"src/graphql/**/__tests__/integration/*.ts",
				"src/graphql/**/*.integration.test.ts",
			],
			/* Client preset is a sensible default, see https://the-guild.dev/graphql/codegen/plugins/presets/preset-client */
			preset: "client-preset",
			config: {
				/**
				 * By default, the return value of the `graphql(...)` function is a JavaScript object,
				 * but for integration tests, we need to pass a string instead.
				 * See https://the-guild.dev/graphql/codegen/plugins/presets/preset-client#documentmode
				 */
				documentMode: "string",
				enumsAsTypes: true,
				useTypeImports: true,
				// We must explicitly call include this as we don't do so automatically
				skipTypename: true,
			},
			presetConfig: {
				useTypeImports: true,
				/* Fragment masking is only useful for actual clients, and it's not relevant for testing */
				fragmentMasking: false,
			},
			plugins: [
				{
					add: {
						content: generatedPrefix,
					},
				},
			],
		},
		/**
		 * Generate typed document nodes for operations that are used for unit tests.
		 */
		"src/graphql/test-clients/unit/": {
			/* Only generate documents for unit tests */
			documents: [
				"src/graphql/**/__tests__/unit/*.ts",
				"src/graphql/**/*.unit.test.ts",
			],
			/* Client preset is a sensible default, see https://the-guild.dev/graphql/codegen/plugins/presets/preset-client */
			preset: "client-preset",
			config: {
				enumsAsTypes: true,
				useTypeImports: true,
				// We must explicitly call include this as we don't do so automatically
				skipTypename: true,
			},
			presetConfig: {
				/* Fragment masking is only useful for actual clients, and it's not relevant for testing */
				fragmentMasking: false,
			},
			plugins: [
				{
					add: {
						content: generatedPrefix,
					},
				},
			],
		},
		"schema.graphql": {
			plugins: [
				{
					add: {
						content: generatedPrefixGraphQL,
					},
				},
				"schema-ast",
			],
		},
		/**
		 * Generate resolvers and types for the GraphQL schema in
		 * a modular way.
		 * Docs: https://the-guild.dev/graphql/codegen/docs/guides/graphql-server-apollo-yoga-with-server-preset
		 */
		"src/graphql": defineConfig(
			{
				mode: "modules",
				emitLegacyCommonJSImports: false,
				typeDefsFilePath: "./type-defs.generated.ts",
				mergeSchema: false,
				add: {
					"./types.generated.ts": { content: generatedPrefix },
				},
				typesPluginsConfig: {
					contextType: "~/lib/apollo-server.js#ApolloContext",
					useTypeImports: true,
				},
				scalarsOverrides: {
					DateTime: {
						type: "Date",
					},
					Date: {
						type: "Date",
					},
				},
			},
			{ schema: "src/graphql/**/*.{graphql}" },
		),
	},
};

module.exports = config;